Well, that's disapointing...connected a keyboard via usb, rebooted, I think it's not being recognised? Or is it AMA0?
dmesg | grep -i usb
[ 0.151018] usbcore: registered new interface driver usbfs
[ 0.151421] usbcore: registered new interface driver hub
[ 0.151495] usbcore: registered new device driver usb
[ 0.151840] usb_phy_generic phy: supply vcc not found, using dummy regulator
[ 1.965227] usbcore: registered new interface driver r8152
[ 1.965313] usbcore: registered new interface driver lan78xx
[ 1.965380] usbcore: registered new interface driver smsc95xx
[ 1.966774] usbcore: registered new interface driver uas
[ 1.966838] usbcore: registered new interface driver usb-storage
[ 1.977098] usbcore: registered new interface driver usbhid
[ 1.977113] usbhid: USB HID core driver
[ 5.965729] usbcore: registered new interface driver brcmfmac
pi@octopi:~ $ dmesg | grep -i tty
[ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=DC:A6:32:98:61:C1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=f2e06639-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles
[ 0.001101] printk: console [tty1] enabled
[ 1.997219] fe201000.serial: ttyAMA0 at MMIO 0xfe201000 (irq = 36, base_baud = 0) is a PL011 rev2
[ 3.744340] systemd[1]: Created slice system-getty.slice.